An expression for the 𝒏th term is worked out by looking at the difference between the terms of the sequence and comparing the sequence to the appropriate times table. An arithmetic sequence is ...

Q1. What is the formula used in Arithmetic Progression? Ans. Arithmetic Progression (AP): nth term of an AP = a + (n-1) d Q2. What is the formula used in Arithmetic Mean? Ans. Arithmetic Mean ...